Molten gold is poured into a mould where it cools down to form a solid gold bar.
Describe, in terms of particles, two differences between the gold when it is a liquid and when it has solidified.
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Markscheme
14.1 Density and states of matter Questions
55 exam-style questions on Edexcel GCSE Physics 14.1 Density and states of matter. Each one has a worked solution and a mark scheme showing where the marks go.